Blockchain solves many problems, especially in free-to-play games.  Blockchain allows you to make the entire gaming market transparent, store data in a distributed form, which greatly complicates the use of cheating and deception.  We can follow the movements of values ​​that exist in different games with the help of the Blockchain: to see who and from whom we transferred.  If something happened, then you can calculate the specific unscrupulous person.